18734198

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21937}}^1$

素因数の和:22007

約数の個数: 16

約数和(自身を含む): 32643744

約数和(自身を除く): 13909546

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21937, 43874, 153559, 307118, 1338157, 2676314, 9367099, 18734198]

約数ペア:

[(1, 18734198), (2, 9367099), (7, 2676314), (14, 1338157), (61, 307118), (122, 153559), (427, 43874), (854, 21937)]